announcer ] that has a nice ring to it. [ male announcer ] only from at&t. ♪ san francisco's public schools are on high security alert after today's massacre at a connecticut elementary. kron 4's alecia reid tells us what the city's school district is doing to help keep its students safe. but o >> classes went on as scheduled at city schools today, but the san francisco school district was on high alert. no chances were being taken after the massacre in newtown connecticut, that left more than 2 dozen people dead --- most of them children. it's epidemic you know, with these mass murders, and we have to assure our children that's exactly what the city is doingthe district is allowing parents to speak to their children about the tragedy first, but assured them that counselors are ready to help. children, especially younger children are going to need some extra support, so be comforting make sure to talk to him about it because we talk to him about everything else. the amoun >> the san francisco school superintendent says schools are doing everything possible to keep children safe. after today